Geometry – Triangle Inequalities for Angles

1.) Click to print the worksheet

2.) Watch video using worksheet


3.) Take the quiz

The angles inside and outside of all triangles follow a certain harmony. (Are they angles, or ANGELS?) In today's lesson we harmonize the triangle by exploring the Exterior Angle Theorem and practice several examples. Enjoy the long-legged elephant shirt, fun! YAY MATH!

  • Facebook App Icon
  • Twitter App Icon
  • Black Instagram Icon
  • YouTube Classic
  • LinkedIn Social Icon

Yay Math is a free and openly available public service. Any contribution towards this movement is deeply appreciated.

Sign up using QR code

Yay Math will always stay connected to the people. Reach out and share your story! This is not a math help line. It's a way for us to interact and say hi, directly.

© 2019 Yay Math™